and tomorrow on "this week," arizona republican senator, jon kyl, among the guests. intimately involved in those behind-the-scenes talks. >>> we turn overseas tonight and to a cry for help from one of the most desperate places on earth. hundreds of thousands of families, mothers and children, fleeing the drought in somalia. abc news is the first network to report from the scene. tonight, our lama hasan reports on the disaster in the desert. she's in kenya, at a refugee camp bursting at the seams tonight. >> reporter: they are exhausted. starving and desperate for help. >> the drought is turning one of the world's worst humanitarian crises into a human tragedy of unimaginable proportion. >> reporter: these families are carrying only what they can. their malnourished kids. they have survived an agonizing journey. little food or water, through dusty, desolate land. >> our children are dying. this one just died in my arms. >> reporter: these somali refugees have just arrived here. they've been walking for weeks get food and water. at a nearby camp, we find mukhtar with h